f61e1624fbeaa5632b328d3c37f9860bda89be784237ba2e9c6e8addd957bfaa

Analysis

max time kernel
97s
max time network
99s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
08-10-2024 23:44

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General

Target

f61e1624fbeaa5632b328d3c37f9860bda89be784237ba2e9c6e8addd957bfaaN.dll
Size

8KB
MD5

b4872394f805c6e18e561ac4531bcf20
SHA1

15ae441e46111826275bcefb1e8e7638fb0d9e5d
SHA256

f61e1624fbeaa5632b328d3c37f9860bda89be784237ba2e9c6e8addd957bfaa
SHA512

68752c368fa3e740bc6f215d9cbb02af798215f94e6e90bc9d895d7c48c4b15783916b24258a3ad8ecff3cde2195f421a7dac4b1f7250bb8e111617757970fdf
SSDEEP

192:Uh4SFyvWohE5xf6YUBSL63SUJqtMblWN:UO+ohE2B13NJqtM

Score

6^/10

discovery persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ctfmen = "C:\\Windows\\system32\\ctfmen.exe"	rundll32.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\satornas.dll	rundll32.exe
File opened for modification	C:\Windows\SysWOW64\satornas.dll	rundll32.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4348 wrote to memory of 3224	4348	rundll32.exe	83
PID 4348 wrote to memory of 3224	4348	rundll32.exe	83
PID 4348 wrote to memory of 3224	4348	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f61e1624fbeaa5632b328d3c37f9860bda89be784237ba2e9c6e8addd957bfaaN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4348
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f61e1624fbeaa5632b328d3c37f9860bda89be784237ba2e9c6e8addd957bfaaN.dll,#1
  2⤵
  - Adds Run key to start application
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:3224

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3224-0-0x0000000010000000-0x000000001000D000-memory.dmp

Filesize
52KB

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads